Summary
USN-7015-1 fixed several vulnerabilities in Python. This update provides
the corresponding updates for CVE-2023-27043 for python2.7 in Ubuntu 16.04
LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS, and for
python3.5 in Ubuntu 16.04 LTS.
Original advisory details:
It was discovered that the Python email module incorrectly parsed email
addresses that contain special characters. A remote attacker could
possibly use this issue to bypass certain protection mechanisms.
(CVE-2023-27043)
It was discovered that Python allowed excessive backtracking while parsing
certain tarfile headers. A remote attacker could possibly use this issue
to cause Python to consume resources, leading to a denial of service.
(CVE-2024-6232)
It was discovered that the Python email module incorrectly quoted newlines
for email headers. A remote attacker could possibly use this issue to
perform header injection. (CVE-2024-6923)
It was discovered that the Python http.cookies module incorrectly handled
parsing cookies that contained backslashes for quoted characters. A remote
attacker could possibly use this issue to cause Python to consume
resources, leading to a denial of service. (CVE-2024-7592)
It was discovered that the Python zipfile module incorrectly handled
certain malformed zip files. A remote attacker could possibly use this
issue to cause Python to stop responding, resulting in a denial of
service. (CVE-2024-8088)
Fixed packages 5
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · Pro 16.04 LTS Pro:16.04:LTS | python2.7 | 2.7.12-1ubuntu0~16.04.18+esm11 |
| Ubuntu · Pro 16.04 LTS Pro:16.04:LTS | python3.5 | 3.5.2-2ubuntu0~16.04.13+esm15 |
| Ubuntu · Pro 18.04 LTS Pro:18.04:LTS | python2.7 | 2.7.17-1~18.04ubuntu1.13+esm6 |
| Ubuntu · Pro 20.04 LTS Pro:20.04:LTS | python2.7 | 2.7.18-1~20.04.4+esm3 |
| Ubuntu · Pro 22.04 LTS Pro:22.04:LTS | python2.7 | 2.7.18-13ubuntu1.2+esm3 |
Vulnerabilities 1
-
Medium 5.3
The email module of Python through 3.11.3 incorrectly parses e-mail addresses that contain a special character. The wro…
References
-
report
https://ubuntu.com/security/CVE-2023-27043